Cleanup unused files and properties

Sources/Adapters/GCDWebServer/GCDHTTPServer.swift

@@ -296,10 +296,6 @@ public class GCDHTTPServer: HTTPServer, Loggable {
     private func isPortFree(_ port: UInt) -> Bool {
         let port = in_port_t(port)
 
-        func getErrnoMessage() -> String {
-            String(cString: UnsafePointer(strerror(errno)))
-        }
-
         let socketDescriptor = socket(AF_INET, SOCK_STREAM, 0)
         if socketDescriptor == -1 {
             // Just in case, returns true to attempt restarting the server.

Sources/Adapters/GCDWebServer/ResourceResponse.swift

@@ -8,15 +8,6 @@ import Foundation
 import ReadiumGCDWebServer
 import ReadiumShared
 
-/// Errors thrown by the `WebServerResourceResponse`
-///
-/// - streamOpenFailed: The stream is not open, stream.open() failed.
-/// - invalidRange: The range queried is invalid.
-enum WebServerResponseError: Error {
-    case streamOpenFailed
-    case invalidRange
-}
-
 /// The object containing the response's ressource data.
 /// If the ressource to be served is too big, multiple responses will be created.
 class ResourceResponse: ReadiumGCDWebServerResponse, Loggable {

Sources/Internal/Extensions/Array.swift

@@ -61,20 +61,4 @@ public extension Array where Element: Hashable {
         }
         return result
     }
-
-    @inlinable func removing(_ element: Element) -> Self {
-        var array = self
-        array.removeAll { other in other == element }
-        return array
-    }
-
-    @inlinable mutating func remove(_ element: Element) {
-        removeAll { other in other == element }
-    }
-}
-
-public extension Array where Element: Equatable {
-    func firstMemberFrom(_ candidates: Element?...) -> Element? {
-        candidates.compactMap { $0 }.first { contains($0) }
-    }
 }

Sources/Internal/Extensions/Date+ISO8601.swift

@@ -27,10 +27,6 @@ public extension DateFormatter {
         // Otherwise it will accept bad format, for exmaple 2018-04-24XXXXXXXXX
         // Because it will only test the part you asssigned, date, time, timezone.
         // But we should also cover the optional cases. So there is not too much benefit.
-//            let formatter = ISO8601DateFormatter()
-//            formatter.formatOptions = [.withFullDate]
-//            return formatter
-
         // https://developer.apple.com/documentation/foundation/dateformatter
         // Doesn't support millisecond or uncompleted part for date, time, timezone offset.
         let formats = [

Sources/LCP/License/License.swift

@@ -6,7 +6,6 @@
 
 import Foundation
 import ReadiumShared
-import ReadiumZIPFoundation
 
 final class License: Loggable {
     /// Last Documents which passed the integrity checks.

Sources/Navigator/EPUB/EPUBNavigatorViewController.swift

@@ -1229,10 +1229,6 @@ extension EPUBNavigatorViewController: EPUBSpreadViewDelegate {
         }
     }
 
-    func spreadView(_ spreadView: EPUBSpreadView, present viewController: UIViewController) {
-        present(viewController, animated: true)
-    }
-
     func spreadViewDidTerminate() {
         reloadSpreads()
     }

Sources/Navigator/EPUB/EPUBSpreadView.swift

@@ -29,9 +29,6 @@ protocol EPUBSpreadViewDelegate: AnyObject {
     /// Called when the pages visible in the spread changed.
     func spreadViewPagesDidChange(_ spreadView: EPUBSpreadView)
 
-    /// Called when the spread view needs to present a view controller.
-    func spreadView(_ spreadView: EPUBSpreadView, present viewController: UIViewController)
-
     /// Called when the user triggered an input pointer event.
     func spreadView(_ spreadView: EPUBSpreadView, didReceive event: PointerEvent)
 

Sources/Navigator/TTS/AVTTSEngine.swift

@@ -128,8 +128,6 @@ public class AVTTSEngine: NSObject, TTSEngine, AVSpeechSynthesizerDelegate, Logg
 
     private func taskUtterance(with task: Task) -> TaskUtterance {
         let utter = TaskUtterance(task: task)
-//        utter.rate = rateMultiplierToAVRate(task.utterance.rateMultiplier)
-//        utter.pitchMultiplier = Float(task.utterance.pitchMultiplier)
         utter.preUtteranceDelay = task.utterance.delay
         utter.voice = voice(for: task.utterance)
         delegate?.avTTSEngine(self, didCreateUtterance: utter)

Sources/Navigator/Toolkit/PaginationView.swift

@@ -78,19 +78,6 @@ final class PaginationView: UIView, Loggable {
         loadedViews[currentIndex]
     }
 
-    /// Loaded page views in reading order.
-    private var orderedViews: [UIView & PageView] {
-        var orderedViews = loadedViews
-            .sorted { $0.key < $1.key }
-            .map(\.value)
-
-        if readingProgression == .rtl {
-            orderedViews.reverse()
-        }
-
-        return orderedViews
-    }
-
     private let scrollView = UIScrollView()
 
     /// Set while a transition animation is in progress to prevent

Sources/OPDS/OPDS2Parser.swift

@@ -271,7 +271,3 @@ public class OPDS2Parser: Loggable {
         }
     }
 }
-
-private func hrefNormalizer(_ baseURL: URL?) -> (String) -> (String) {
-    { href in URLHelper.getAbsolute(href: href, base: baseURL) ?? href }
-}

Sources/OPDS/OPDSParser.swift

@@ -13,17 +13,13 @@ public enum OPDSParserError: Error {
 }
 
 public enum OPDSParser {
-    static var feedURL: URL?
-
     /// Parse an OPDS feed or publication.
     /// Feed can be v1 (XML) or v2 (JSON).
     /// - Parameters:
     ///   - url: The feed URL.
     ///   - completion: A closure called when the parsing is complete, returning the
     ///     parsed `ParseData` on success, or an `Error` if the operation failed.
     public static func parseURL(url: URL, completion: @escaping (ParseData?, Error?) -> Void) {
-        feedURL = url
-
         URLSession.shared.dataTask(with: url) { data, response, error in
             guard let data = data, let response = response else {
                 completion(nil, error ?? OPDSParserError.documentNotFound)

Sources/Shared/Toolkit/Extensions/Optional.swift

@@ -27,11 +27,4 @@ public extension Optional {
         }
         return value
     }
-
-    /// Returns the wrapped value and modify the variable to be nil.
-    internal mutating func pop() -> Wrapped? {
-        let res = self
-        self = nil
-        return res
-    }
 }

Sources/Streamer/Parser/PDF/PDFParser.swift

@@ -8,23 +8,7 @@ import CoreGraphics
 import Foundation
 import ReadiumShared
 
-/// Errors thrown during the parsing of the PDF.
-public enum PDFParserError: Error {
-    /// The file at 'path' is missing from the container.
-    case missingFile(path: String)
-    /// Failed to open the PDF
-    case openFailed
-    /// The PDF is encrypted with a password. This is not supported right now.
-    case fileEncryptedWithPassword
-    /// The LCP for PDF Package is malformed.
-    case invalidLCPDF
-}
-
 public final class PDFParser: PublicationParser, Loggable {
-    enum Error: Swift.Error {
-        case fileNotReadable
-    }
-
     private let pdfFactory: PDFDocumentFactory
 
     public init(pdfFactory: PDFDocumentFactory) {